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460b9539 | 1 | /* |
2 | * This file is part of DisOrder. | |
e8c185c3 | 3 | * Copyright (C) 2004, 2007-2009 Richard Kettlewell |
460b9539 | 4 | * |
e7eb3a27 | 5 | * This program is free software: you can redistribute it and/or modify |
460b9539 | 6 | * it under the terms of the GNU General Public License as published by |
e7eb3a27 | 7 | * the Free Software Foundation, either version 3 of the License, or |
460b9539 | 8 | * (at your option) any later version. |
e7eb3a27 RK |
9 | * |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
460b9539 | 15 | * You should have received a copy of the GNU General Public License |
e7eb3a27 | 16 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
460b9539 | 17 | */ |
71b90230 RK |
18 | /** @file lib/wstat.c |
19 | * @brief Convert wait status to text | |
20 | */ | |
460b9539 | 21 | |
05b75f8d | 22 | #include "common.h" |
460b9539 | 23 | |
460b9539 | 24 | #include <signal.h> |
25 | ||
26 | #include "mem.h" | |
27 | #include "log.h" | |
28 | #include "wstat.h" | |
29 | #include "printf.h" | |
30 | ||
71b90230 RK |
31 | /** @brief Convert exit status to text |
32 | * @param w Exit status (e.g. from waitpid()) | |
33 | * @return Allocated string containing description of status | |
34 | */ | |
e8c185c3 | 35 | char *wstat(int w) { |
460b9539 | 36 | int n; |
37 | char *r; | |
38 | ||
39 | if(WIFEXITED(w)) | |
40 | n = byte_xasprintf(&r, "exited with status %d", WEXITSTATUS(w)); | |
41 | else if(WIFSIGNALED(w)) | |
42 | n = byte_xasprintf(&r, "terminated by signal %d (%s)%s", | |
43 | WTERMSIG(w), strsignal(WTERMSIG(w)), | |
44 | WCOREDUMP(w) ? " - core dumped" : ""); | |
45 | else if(WIFSTOPPED(w)) | |
46 | n = byte_xasprintf(&r, "stopped by signal %d (%s)", | |
47 | WSTOPSIG(w), strsignal(WSTOPSIG(w))); | |
48 | else | |
49 | n = byte_xasprintf(&r, "terminated with unknown wait status %#x", | |
50 | (unsigned)w); | |
e8c185c3 | 51 | return n >= 0 ? r : xstrdup("[could not convert wait status]"); |
460b9539 | 52 | } |
53 | ||
54 | /* | |
55 | Local Variables: | |
56 | c-basic-offset:2 | |
57 | comment-column:40 | |
58 | End: | |
59 | */ |